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authorDavid Sterba <dsterba@suse.com>2019-03-20 14:11:21 +0100
committerDavid Sterba <dsterba@suse.com>2019-04-29 19:02:46 +0200
commit2ccf545e0db9398d0459915a94cb995c9fd5c570 (patch)
tree6a3a33bfe56386c2852976b5a6ff2b364fc61b34 /fs/btrfs/free-space-tree.c
parent2ceeae2e4c4c3be9d52e84909e3882302002bb9c (diff)
downloadlinux-2ccf545e0db9398d0459915a94cb995c9fd5c570.tar.bz2
btrfs: get fs_info from block group in search_free_space_info
We can read fs_info from the block group cache structure and can drop it from the parameters. Though the transaction is also availabe, it's not guaranteed to be non-NULL. Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/free-space-tree.c')
-rw-r--r--fs/btrfs/free-space-tree.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/fs/btrfs/free-space-tree.c b/fs/btrfs/free-space-tree.c
index 771126bc67bc..f5dc115ebba0 100644
--- a/fs/btrfs/free-space-tree.c
+++ b/fs/btrfs/free-space-tree.c
@@ -76,10 +76,11 @@ out:
EXPORT_FOR_TESTS
struct btrfs_free_space_info *search_free_space_info(
- struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info,
+ struct btrfs_trans_handle *trans,
struct btrfs_block_group_cache *block_group,
struct btrfs_path *path, int cow)
{
+ struct btrfs_fs_info *fs_info = block_group->fs_info;
struct btrfs_root *root = fs_info->free_space_root;
struct btrfs_key key;
int ret;
@@ -253,7 +254,7 @@ int convert_free_space_to_bitmaps(struct btrfs_trans_handle *trans,
btrfs_release_path(path);
}
- info = search_free_space_info(trans, fs_info, block_group, path, 1);
+ info = search_free_space_info(trans, block_group, path, 1);
if (IS_ERR(info)) {
ret = PTR_ERR(info);
goto out;
@@ -398,7 +399,7 @@ int convert_free_space_to_extents(struct btrfs_trans_handle *trans,
btrfs_release_path(path);
}
- info = search_free_space_info(trans, fs_info, block_group, path, 1);
+ info = search_free_space_info(trans, block_group, path, 1);
if (IS_ERR(info)) {
ret = PTR_ERR(info);
goto out;
@@ -463,8 +464,7 @@ static int update_free_space_extent_count(struct btrfs_trans_handle *trans,
if (new_extents == 0)
return 0;
- info = search_free_space_info(trans, trans->fs_info, block_group, path,
- 1);
+ info = search_free_space_info(trans, block_group, path, 1);
if (IS_ERR(info)) {
ret = PTR_ERR(info);
goto out;
@@ -793,8 +793,7 @@ int __remove_from_free_space_tree(struct btrfs_trans_handle *trans,
return ret;
}
- info = search_free_space_info(NULL, trans->fs_info, block_group, path,
- 0);
+ info = search_free_space_info(NULL, block_group, path, 0);
if (IS_ERR(info))
return PTR_ERR(info);
flags = btrfs_free_space_flags(path->nodes[0], info);
@@ -977,7 +976,6 @@ int __add_to_free_space_tree(struct btrfs_trans_handle *trans,
struct btrfs_block_group_cache *block_group,
struct btrfs_path *path, u64 start, u64 size)
{
- struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_free_space_info *info;
u32 flags;
int ret;
@@ -988,7 +986,7 @@ int __add_to_free_space_tree(struct btrfs_trans_handle *trans,
return ret;
}
- info = search_free_space_info(NULL, fs_info, block_group, path, 0);
+ info = search_free_space_info(NULL, block_group, path, 0);
if (IS_ERR(info))
return PTR_ERR(info);
flags = btrfs_free_space_flags(path->nodes[0], info);
@@ -1534,14 +1532,12 @@ out:
int load_free_space_tree(struct btrfs_caching_control *caching_ctl)
{
struct btrfs_block_group_cache *block_group;
- struct btrfs_fs_info *fs_info;
struct btrfs_free_space_info *info;
struct btrfs_path *path;
u32 extent_count, flags;
int ret;
block_group = caching_ctl->block_group;
- fs_info = block_group->fs_info;
path = btrfs_alloc_path();
if (!path)
@@ -1555,7 +1551,7 @@ int load_free_space_tree(struct btrfs_caching_control *caching_ctl)
path->search_commit_root = 1;
path->reada = READA_FORWARD;
- info = search_free_space_info(NULL, fs_info, block_group, path, 0);
+ info = search_free_space_info(NULL, block_group, path, 0);
if (IS_ERR(info)) {
ret = PTR_ERR(info);
goto out;